<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
    *{
        margin: 0;
        padding: 0;
    }
    span{
        font-size: 20px;
        line-height: 1;
        /* width: 50px;
        height: 50px; */
        background-color: green;
        margin-top: 100px;
        padding-top: 120px;
    }
    </style>
</head>
<body>
    <span>ccc
        <div>
            ddd
        </div>
    </span>
</body>
</html>